Personal back massager



FIG. 1 is an isometric view of a personal back massager;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 a left-hand side view thereof,

FIG. 5 is a right-hand side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

CLAIM The ornamental design for a personal back massager, as shown and described. 